Exploring the Top of the World: A Journey to the Sphinx Observatory, Jungfraujoch, Switzerland
Located on the mountaintop of Jungfraujoch in Switzerland, the Sphinx Observatory is an awe-inspiring destination that is often referred to as the “Top of the World.” To reach this incredible observatory, visitors must embark on a journey that is not for the faint of heart.

Photo by depositphotos.com
Starting from the city of Berne, one must take a 45-minute train ride to the base of the Alps, followed by several other trains over a period of three hours to finally reach the observatory.
Once there, visitors will discover that the mountain has been hollowed out to make room for an elevator that leads to the observatory and the nearby ice palace.

Photo by depositphotos.com
Despite its small appearance, the Sphinx Observatory is home to four laboratories and an astronomical dome. It serves as both a neutrino site and a star observatory, and scientific experiments are also conducted on its two terraces. There is even room for a small weather observation station.
Overall, the Sphinx Observatory is a truly remarkable and awe-inspiring destination that is not to be missed. Whether you are a scientist, a nature lover, or simply someone who appreciates the beauty of the natural world, this observatory is sure to impress.
Some of the popular tourist activities around Sphinx Observatory are:
Hiking and skiing: The Jungfraujoch offers a variety of hiking and skiing trails for visitors to explore the stunning alpine landscape.
Ice Palace: Visitors can also visit the nearby Ice Palace, which is a fascinating underground ice cave, carved into the glacier, that includes ice sculptures and ice formations.

Photo by depositphotos.com
Sphinx Terrace: Visitors can enjoy breathtaking panoramic views over the Aletsch Glacier and the surrounding mountain ranges from the Sphinx terrace.
Snow Fun Park: Visitors can enjoy a variety of snow activities such as sledding, tubing, and snow tubing at the Snow Fun Park.
Shopping and dining: Visitors can also enjoy shopping and dining at the Jungfraujoch, which offers a variety of shops and restaurants.
Watching the sunset and the stars: Visitors can watch the sunset and the stars from the top of the Jungfraujoch, where the Sphinx observatory is located. The observatory offers a clear view of the night sky, making it an ideal spot for stargazing.

Visit the nearby towns and villages: Visitors can also explore the nearby towns and villages, such as Grindelwald and Lauterbrunnen, which offer beautiful scenery, culture, and local activities.
UnusualPlaces Field Notes
- Location
- Sphinx Observation Deck, Jungfraujoch, Fieschertal, Valais, Switzerland
- Coordinates
- 46.547502, 7.9850462
- Access
- The public Sphinx Observation Deck is reached by a fast elevator from the Jungfraujoch visitor complex. The observatory laboratories and research facilities themselves are not public. Reaching the deck requires a mountain railway journey to Jungfraujoch; check the operator’s live timetable, weather and service notices. The site is at about 3,571 m, where cold and altitude can affect visitors.
- Admission
- There is no separate Sphinx-deck ticket: the operator includes it with a Jungfraujoch ticket, currently advertised from CHF 129.60; the fare depends on origin, date and available discounts. A CHF 10 seat reservation was mandatory through October 31, 2026; that dated requirement has ended. Check current travel-day reservation rules and prices.
- Time needed
- No separate duration is published for the Sphinx deck. The operator’s approximate 15-minute estimates refer to named Discovery Tour attractions and should not be treated as an official Sphinx-only visit time. Allow time for the wider Jungfraujoch Discovery Tour and the rail journey.
- Best season
- The Jungfraujoch visitor complex is advertised as open year-round. The operator does not name a best season for the deck; visibility and high-alpine weather vary, and freezing temperatures are possible year-round. Check the mountain forecast before travelling.
- Opening hours
- No separate hours are published for the Sphinx deck. It is accessible as part of the Jungfraujoch visitor complex during railway operating hours; Jungfrau Railways advertises Jungfraujoch as open 365 days a year, subject to service/weather conditions. Check the live timetable and notices for the date.
- Location checked
- 2026-11-02
- Facts checked
- 2026-11-02
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